Craig Mayer, Nick WIlliams, Vojtech Huser
Lister Hill National Center for Biomedical Communications, National Library of Medicine, NIH, Bethesda, MD

See the full regCTG repository at https://github.com/lhncbc/CRI/tree/master/regCTG

To return to the list of conditions and view other reports go to https://lhncbc.github.io/CRI/regCTG/regCTG-condition_report_links.html


Study Counts

Type Study_count
Total_Studies 1413
interventional 1295
Observational 112
Registry 6

Studies over Time

```

Interventional Trials

Intervention Type

intervention_type Study_Count
Drug 745
Drug|Other 103
Biological 85
Biological|Drug 51
Drug|Procedure 36
Drug|placebo 29
Biological|Drug|Other 28
Drug|Procedure|Radiation 23
Other 23
Drug|Other|Procedure|Radiation 17
Biological|Drug|Other|Procedure|Radiation 15
Biological|Drug|Procedure|Radiation 14
Drug|Other|Procedure 13
Procedure 13
Biological|Other 11
Biological|Drug|Procedure 9
Biological|Drug|Other|Procedure 8
Biological|Drug|Radiation 6
Behavioral 5
Device 5
Device|Drug|Procedure 5
Combination Product 4
Device|Drug 4
Other|Procedure 4
Behavioral|Other 3
Biological|Device|Drug 3
Drug|Genetic|Other 3
Biological|Other|Procedure 2
Drug|Genetic|Other|Procedure 2
Drug|placebo|Procedure 2
Drug|Radiation 2
Genetic 2
Behavioral|Drug 1
Behavioral|Other|Procedure 1
Biological|Combination Product 1
Biological|Combination Product|Drug 1
Biological|Device 1
Biological|Device|Drug|Procedure|Radiation 1
Biological|Device|Drug|Radiation 1
Biological|Drug|Genetic|Other|Procedure 1
Biological|Drug|placebo 1
Biological|Genetic|Other|Procedure 1
Biological|placebo 1
Biological|Procedure 1
Device|Drug|Other|Procedure|Radiation 1
Device|Drug|Procedure|Radiation 1
Dietary Supplement|Drug 1
Drug|Genetic 1
Drug|Genetic|Other|Procedure|Radiation 1
Drug|Genetic|Procedure|Radiation 1
Drug|Other|placebo|Procedure 1
Drug|Other|Radiation 1

Count of Studies by Intervention (normalized and mapped)

Interventions over Time

Weekly studies for each intervention

Studies by Country

Country Study_Count
United States 761
China 54
France 45
Germany 36
United States|Canada 28
NA 26
Spain 20
Japan 18
Canada 17
United Kingdom 16
Italy 15
Korea, Republic of 10
United States|Australia|Canada 9
Austria|Germany 8
United States|France 8
Australia 5
Israel 5
United States|Israel 5
Belgium 4
Netherlands 4
Norway 4
Russian Federation 4
United States|Germany 4
United States|Germany|Italy 4
United States|Italy 4
Brazil 3
Hong Kong 3
United States|Korea, Republic of 3
Denmark 2
Germany|Netherlands 2
Iran, Islamic Republic of 2
Japan|Korea, Republic of|Taiwan 2
Poland 2
United States|Australia 2
United States|Australia|Canada|Netherlands|New Zealand|Puerto Rico|Switzerland 2
United States|Germany|Spain 2
United States|Puerto Rico 2
United States|Spain 2
Argentina|Belgium|Canada|Denmark|Finland|France|Italy|Netherlands|Norway|Sweden 1
Australia|Brazil|France|Israel|Italy|Russian Federation|Spain|Switzerland|Turkey 1
Australia|Canada|Estonia|Finland|Germany|Greece|New Zealand|Norway|Sweden 1
Australia|France 1
Australia|France|Spain|United Kingdom 1
Australia|United States|Austria|Belgium|Bulgaria|Canada|Czechia|Denmark|Finland|France|Germany|Hungary|Italy|Japan|Korea, Republic of|Netherlands|Poland|Romania|Russian Federation|Serbia|Spain|Sweden|Taiwan|United Kingdom 1
Australia|United States|Canada|Germany|Israel|Italy|New Zealand|Poland|Romania|Russian Federation|Spain|Sweden|Ukraine 1
Austria|Belgium|Canada|France|Germany|Italy|Norway 1
Austria|Belgium|Croatia|France|Germany|Italy|Netherlands 1
Austria|Belgium|Croatia|France|Italy|Netherlands 1
Austria|Canada|Finland|Norway|Russian Federation|Sweden 1
Austria|Czechia|Germany 1
Austria|Czechia|Germany|Italy|Poland|United Kingdom 1
Austria|Finland|Germany|Russian Federation 1
Belarus 1
Belgium|Bulgaria|Croatia|France|Germany|Italy|Lithuania|Netherlands|Portugal 1
Belgium|Denmark|Estonia|Finland|Hong Kong|Iceland|Netherlands|Norway|Sweden 1
Belgium|France|Germany|Italy|Spain 1
Belgium|Germany|United Kingdom 1
Belgium|Netherlands 1
Belgium|Switzerland 1
Bulgaria|Croatia|Czechia|Estonia|Finland|France|Greece|Hungary|Italy|Lithuania|Norway|Romania|Serbia|Slovakia|Spain|Sweden 1
China|Malaysia|Russian Federation|Singapore|Thailand 1
Czechia|United States|Argentina|Australia|Belgium|Brazil|Bulgaria|Canada|China|Croatia|France|Germany|Hong Kong|Hungary|Israel|Italy|Japan|Korea, Republic of|Poland|Portugal|Romania|Russian Federation|Serbia|Singapore|Spain|Taiwan|Ukraine|United Kingdom 1
Denmark|Germany|Netherlands 1
Denmark|United Kingdom 1
Egypt 1
Finland 1
Finland|Germany|Netherlands|Norway|Sweden 1
France|Germany 1
France|Germany|Italy 1
France|Germany|United Kingdom 1
France|Switzerland 1
France|United States|Australia|Austria|Belgium|Brazil|Canada|Czechia|Finland|Germany|Ireland|Israel|Italy|Korea, Republic of|Lithuania|Mexico|Poland|Portugal|Russian Federation|Spain|Taiwan|Turkey|United Kingdom 1
Germany|Austria 1
Germany|Netherlands|United Kingdom 1
Germany|Switzerland 1
Hong Kong|Japan|Korea, Republic of|Russian Federation|Taiwan|Thailand|Vietnam 1
Ireland|Italy|United Kingdom 1
Israel|Italy 1
Italy|Japan|United States|Australia|France|Greece 1
Italy|Saudi Arabia|United Kingdom 1
Italy|United Kingdom 1
Japan|Korea, Republic of 1
Portugal|Germany|United States|Argentina|Australia|Austria|Belgium|Brazil|Bulgaria|Czechia|France|Israel|Italy|Japan|Norway|Poland|Spain|Switzerland|Taiwan|Turkey 1
Portugal|Spain 1
Singapore 1
Spain|United States|Australia 1
Sweden 1
Switzerland 1
Thailand 1
United States|Argentina|Australia|Belgium|Brazil|Canada|China|Czechia|France|Germany|Greece|Hungary|Ireland|Japan|Korea, Republic of|Mexico|New Zealand|Norway|Puerto Rico|Russian Federation|South Africa|Spain|Taiwan|United Kingdom 1
United States|Argentina|Austria|Belgium|Brazil|Canada|Czechia|Finland|France|Germany|Greece|Hungary|India|Italy|Japan|Korea, Republic of|Mexico|Netherlands|Norway|Poland|Portugal|Russian Federation|South Africa|Spain|Taiwan 1
United States|Argentina|Belgium|Brazil|Canada|Czechia|Germany|Greece|Hong Kong|Hungary|Ireland|Israel|Italy|Korea, Republic of|Mexico|Netherlands|Poland|Puerto Rico|Russian Federation|Spain|Taiwan|Thailand 1
United States|Argentina|Korea, Republic of|Australia|Austria|Brazil|Czechia|France|Germany|Hungary|Italy|Poland|Romania|Spain|Taiwan|United Kingdom 1
United States|Australia|Austria|Belgium|Brazil|Canada|China|Czechia|Denmark|France|Germany|Italy|Korea, Republic of|Russian Federation|Spain|Taiwan|Turkey|United Kingdom 1
United States|Australia|Austria|Belgium|Canada|China|Czechia|France|Germany|Hungary|Israel|Italy|Japan|Korea, Republic of|Mexico|Poland|Romania|Russian Federation|Spain|Sweden|Taiwan|United Kingdom 1
United States|Australia|Austria|Belgium|Canada|China|Czechia|France|Germany|Israel|Italy|Korea, Republic of|Netherlands|Poland|Russian Federation|Spain|Taiwan|United Kingdom 1
United States|Australia|Austria|Belgium|Canada|Czechia|France|Germany|Hungary|Italy|Korea, Republic of|New Zealand|Poland|Spain|United Kingdom 1
United States|Australia|Austria|Belgium|France|Germany|Korea, Republic of|Poland|Spain 1
United States|Australia|Austria|Brazil|Canada|China|Czechia|France|Germany|Israel|Italy|Spain|Japan|Korea, Republic of|Mexico|Netherlands|Poland|Russian Federation|Taiwan|United Kingdom 1
United States|Australia|Belgium|Brazil|Canada|China|Czechia|France|Germany|Greece|Israel|Italy|Japan|Korea, Republic of|Mexico|Poland|Russian Federation|Spain|Turkey|United Kingdom 1
United States|Australia|Belgium|Canada|Croatia|Czechia|France|Germany|Hong Kong|Hungary|Italy|Korea, Republic of|Netherlands|Poland|Serbia|Singapore|Spain|Taiwan|United Kingdom 1
United States|Australia|Belgium|Canada|Denmark|France|Germany|Greece|Italy|Japan|Korea, Republic of|New Zealand|Poland|Spain|Taiwan|United Kingdom 1
United States|Australia|Belgium|Canada|France|Germany|Ireland|Italy|Norway|Poland|Romania|Spain|United Kingdom 1
United States|Australia|Belgium|Canada|France|Germany|Italy|Japan|Korea, Republic of|Poland|Spain|Taiwan|United Kingdom 1
United States|Australia|Belgium|France|Germany|Israel|Korea, Republic of|Poland|Russian Federation|Spain|Sweden|Taiwan|Turkey|United Kingdom 1
United States|Australia|Belgium|France|Germany|Italy|Korea, Republic of|Peru|Spain|Switzerland|Turkey|United Kingdom 1
United States|Australia|Brazil|Canada|China|Czechia|France|Germany|Greece|Hungary|Italy|Japan|Korea, Republic of|Puerto Rico|Russian Federation|Spain|Taiwan|Turkey|United Kingdom 1
United States|Australia|Brazil|Canada|China|Czechia|France|Germany|Israel|Italy|Japan|Korea, Republic of|Russian Federation|Spain|Switzerland|Taiwan|United Kingdom 1
United States|Australia|Canada|Croatia|Czechia|France|Hungary|Mexico|Poland|Romania|Russian Federation|Serbia|Spain|Taiwan|United Kingdom 1
United States|Australia|Canada|Denmark|Estonia|Finland|France|Germany|Israel|New Zealand|Sweden|United Kingdom 1
United States|Australia|Canada|France|Germany|Italy|Korea, Republic of|Netherlands|Portugal|Spain|Switzerland|United Kingdom 1
United States|Australia|Canada|France|Germany|Italy|Korea, Republic of|Spain|United Kingdom 1
United States|Australia|Canada|France|Germany|Netherlands|Switzerland|United Kingdom 1
United States|Australia|Canada|France|Italy|Korea, Republic of|United Kingdom 1
United States|Australia|Canada|Germany|Japan 1
United States|Australia|Canada|Ireland|Italy|Netherlands|Spain 1
United States|Australia|Canada|New Zealand|Puerto Rico 1
United States|Australia|Canada|New Zealand|Puerto Rico|Saudi Arabia 1
United States|Australia|Canada|New Zealand|Puerto Rico|Switzerland 1
United States|Australia|Canada|Puerto Rico|Switzerland 1
United States|Australia|Finland|France|Germany|Netherlands|Spain|United Kingdom 1
United States|Australia|Finland|Italy|Singapore|Spain|Switzerland 1
United States|Australia|France 1
United States|Australia|France|Germany 1
United States|Australia|France|Germany|Italy|Japan|Netherlands 1
United States|Australia|France|Germany|Italy|Japan|Romania|Spain|United Kingdom 1
United States|Australia|France|Italy|Spain 1
United States|Australia|France|Poland 1
United States|Australia|France|Spain 1
United States|Australia|Germany 1
United States|Australia|Germany|Italy 1
United States|Australia|Ireland 1
United States|Australia|Singapore 1
United States|Austria|Belgium|Canada|France|Germany|Hungary|Italy|Korea, Republic of|Spain|Sweden|Switzerland|Thailand|United Kingdom 1
United States|Austria|Belgium|Canada|France|Germany|Italy|Netherlands|Poland|Portugal|Spain|United Kingdom 1
United States|Austria|Belgium|France|Germany|Hungary|Italy|Poland|Spain|Sweden|Switzerland|United Kingdom 1
United States|Belgium 1
United States|Belgium|Bulgaria|Canada|Czechia|France|Germany|Ireland|Israel|Italy|Netherlands|Spain 1
United States|Belgium|Canada|Denmark|France|Germany|Hungary|Italy|Japan|Korea, Republic of|Poland|Spain|Sweden|Ukraine|United Kingdom 1
United States|Belgium|Canada|France|Germany|Greece|Netherlands|Poland|Serbia|United Kingdom 1
United States|Belgium|Canada|France|Germany|Israel|Italy|Japan|Korea, Republic of|Poland|Spain|Taiwan|Turkey|United Kingdom 1
United States|Belgium|Canada|France|Germany|United Kingdom 1
United States|Belgium|Denmark|France|Israel|Italy|Netherlands|Spain|Sweden 1
United States|Belgium|France|Italy|Netherlands 1
United States|Brazil|Canada|Czechia|Denmark|France|Germany|Greece|Hungary|Israel|Italy|Japan|Korea, Republic of|Poland|Portugal|Romania|Serbia|Spain|Sweden|Taiwan|United Kingdom 1
United States|Brazil|Denmark|France|Germany|Hong Kong|Italy|Korea, Republic of|Puerto Rico|Taiwan|United Kingdom 1
United States|Brazil|France|Israel|Italy|Netherlands|Portugal|Singapore|Spain|United Kingdom 1
United States|Canada|Denmark|France|Germany|Israel|Italy|Netherlands|Poland|Spain|United Kingdom 1
United States|Canada|France 1
United States|Canada|France|Germany|Italy 1
United States|Canada|France|Germany|Italy|Netherlands|Poland|Spain|United Kingdom 1
United States|Canada|France|Germany|Italy|Spain 1
United States|Canada|France|Italy 1
United States|Canada|France|Italy|Norway|Spain|United Kingdom 1
United States|Canada|France|Italy|United Kingdom 1
United States|Canada|France|Netherlands|Spain|United Kingdom 1
United States|Canada|France|Poland 1
United States|Canada|France|Spain 1
United States|Canada|Germany|Italy|Poland|Spain 1
United States|Canada|Germany|Poland|Switzerland 1
United States|Canada|Netherlands 1
United States|Canada|New Zealand 1
United States|Canada|Puerto Rico 1
United States|Denmark 1
United States|Denmark|Germany 1
United States|France|Australia|Austria|Belgium|Brazil|Canada|China|Croatia|Czechia|Denmark|Finland|Germany|Hungary|Israel|Italy|Japan|Korea, Republic of|Norway|Poland|Portugal|Puerto Rico|Russian Federation|South Africa|Spain|Sweden|Taiwan|Turkey|Ukraine 1
United States|France|Germany 1
United States|France|Germany|Italy|Switzerland|United Kingdom 1
United States|France|Germany|Italy|United Kingdom 1
United States|France|Germany|Norway 1
United States|France|Germany|Spain 1
United States|France|Israel|Japan|United Kingdom 1
United States|France|Italy|Netherlands 1
United States|France|Italy|Spain 1
United States|France|Italy|United Kingdom 1
United States|France|Korea, Republic of 1
United States|France|United Kingdom 1
United States|Georgia 1
United States|Germany|Italy|Spain 1
United States|Germany|Netherlands 1
United States|Germany|United Kingdom 1
United States|India|Israel 1
United States|Israel|Peru 1
United States|Italy|Netherlands|Singapore|Spain 1
United States|New Zealand 1
United States|Puerto Rico|South Africa 1
United States|Singapore 1
United States|Spain|United Kingdom 1
United States|Switzerland 1
United States|United Kingdom 1

Sites per Study

Site_count Study_Count
1 659
2 86
3 63
4 34
5 46
6 35
7 23
8 23
9 27
10 22
11 23
12 12
13 14
14 9
15 11
16 7
17 11
18 6
19 8
20 8
21 13
22 7
23 3
24 9
25 3
26 5
27 7
28 1
29 3
30 1
32 4
33 3
34 2
35 1
37 1
38 4
40 3
42 1
43 3
44 1
45 2
46 2
47 1
49 1
50 3
52 2
53 2
54 3
55 2
57 1
59 1
60 1
61 3
62 3
65 4
66 2
73 2
76 1
78 2
81 3
82 1
84 1
85 2
87 1
88 1
90 1
92 1
95 1
96 1
97 1
98 1
99 1
108 1
109 1
112 1
118 2
120 1
122 1
124 1
127 1
128 1
131 1
132 1
135 1
139 1
144 1
148 1
149 1
151 1
153 1
169 1
171 1
172 1
176 1
177 1
178 1
179 1
185 1
198 1
201 1
220 2
225 1
234 1
235 1
242 1
244 1
269 1
341 1
447 1

Phase

Phase Study_Count
Phase 2 452
Phase 1 383
Phase 1/Phase 2 211
Phase 3 128
N/A 71
Phase 2/Phase 3 23
Phase 4 17
Early Phase 1 10

Number of Arms

Number_of_Arms Count_of_Studies
1 682
2 331
3 79
4 49
5 12
6 16
7 6
9 4
10 2
11 1
12 1
13 1
16 1
NA 110

Number of Updates

Count of Versions Count of Studies
1 48
2 56
3 64
4 82
5 71
6 62
7 62
8 61
9 59
10 45
11 38
12 55
13 58
14 45
15 41
16 27
17 26
18 33
19 23
20 26
21 19
22 17
23 11
24 18
25 17
26 19
27 10
28 10
29 10
30 13
31 8
32 10
33 8
34 5
35 4
36 4
37 7
38 6
39 4
40 8
41 3
42 3
43 1
44 6
45 4
46 4
47 2
48 2
49 1
50 2
51 4
52 3
53 2
54 1
55 1
59 2
60 1
61 1
62 4
63 1
65 3
66 1
67 3
68 1
70 1
71 3
72 1
73 1
75 1
77 2
78 1
81 2
82 1
83 1
84 2
85 1
86 1
89 1
92 1
93 1
94 2
97 1
98 1
101 1
103 1
106 1
109 2
116 1
118 1
127 2
129 2
133 1
139 1
157 1
162 1
170 1
223 1
232 1
284 1
320 1
347 1
439 1
444 1
556 1

Update History Change Type

Change Type Count_of_Changes Count_of_Studies ratio
Study Status 23146 1247 18.561347
Contacts/Locations 10840 1171 9.257045
Recruitment Status 2501 1113 2.247080
Eligibility 2467 867 2.845444
Arms 2451 837 2.928315
Interventions 2451 837 2.928315
Study Design 2173 924 2.351732
Study Description 2119 749 2.829105
Study Identification 2019 785 2.571975
Outcome Measures 1915 789 2.427123
Conditions 1456 537 2.711359
Sponsor/Collaborators 1312 686 1.912536
None (earliest Version on record) 1295 1295 1.000000
Oversight 1111 718 1.547354
More Information 568 161 3.527950
References 505 260 1.942308
Results 228 228 1.000000
IPDSharing 204 153 1.333333
Baseline Characteristics 106 79 1.341772
Results Submission Events 79 79 1.000000
Reported Adverse Events 70 55 1.272727
Documents 54 53 1.018868
Participant Flow 54 46 1.173913

Enrollment Metrics by Phase

Measure Early.Phase.1 N.A Phase.1 Phase.1.Phase.2 Phase.2 Phase.2.Phase.3 Phase.3 Phase.4
Min. 6.0 2.0000 2.00000 2.00000 3.00000 18.0000 6.0000 30.0000
1st Qu. 12.5 24.0000 19.00000 30.00000 32.00000 103.0000 215.0000 100.0000
Median 23.0 50.0000 30.00000 47.00000 53.00000 153.0000 364.5000 120.0000
Mean 25.7 118.2714 41.99204 75.72857 86.24887 520.3913 444.4365 187.0588
3rd Qu. 32.0 115.5000 52.00000 80.00000 100.00000 706.5000 515.2500 200.0000
Max. 55.0 2000.0000 302.00000 2000.00000 862.00000 3100.0000 3500.0000 600.0000

Trial Group Type

group_type Group_Count
Experimental 1772
Active Comparator 196
NA 110
Other 53
Placebo Comparator 31
No Intervention 30
Sham Comparator 1

Intervention Model

intervention_model Study_Count
Single Group Assignment 793
Parallel Assignment 381
Sequential Assignment 60
NA 45
Factorial Assignment 9
Crossover Assignment 7

Primary Purpose

primary_purpose Study_Count
Treatment 1192
Supportive Care 39
Prevention 25
Other 10
Diagnostic 8
Health Services Research 7
NA 7
Basic Science 6
Screening 1

Observational Studies

Studies by Country

Country Study_Count
United States 45
NA 16
France 13
Italy 6
Spain 5
China 4
Israel 3
Brazil 2
Egypt 2
Taiwan 2
United States|Canada 2
Austria|Croatia 1
Austria|Germany 1
Belgium 1
Belgium|Croatia|France|Italy|North Macedonia|Slovakia|Slovenia|Turkey 1
Denmark 1
Germany 1
Japan 1
Mexico 1
Russian Federation 1
United Kingdom 1
United States|Australia|Canada|New Zealand|Puerto Rico|Switzerland 1
United States|Puerto Rico 1

Sites per Study

Site_count Study_Count
1 79
2 7
3 2
7 3
8 1
12 1
14 1
15 1
17 1
19 1
20 1
32 1
38 1
39 1
40 1
42 1
46 3
66 1
70 1
77 1
144 1
192 1
225 1

Number of Updates

Count of Versions Count of Studies
1 18
2 13
3 13
4 16
5 12
6 4
7 5
8 2
9 3
10 1
11 1
12 3
13 4
14 1
15 1
16 1
17 1
20 1
21 1
24 1
33 1
38 1
62 1
63 1
64 1
84 1
112 1
122 1
165 1
224 1

Update History Change Type

Change Type Count_of_Changes Count_of_Studies ratio
Study Status 1397 94 14.861702
Contacts/Locations 844 69 12.231884
Recruitment Status 127 77 1.649351
Study Description 121 47 2.574468
Study Design 118 64 1.843750
None (earliest Version on record) 112 112 1.000000
Eligibility 103 55 1.872727
Outcome Measures 78 49 1.591837
Study Identification 76 52 1.461539
Sponsor/Collaborators 67 53 1.264151
Groups 58 32 1.812500
Interventions 58 32 1.812500
Oversight 54 49 1.102041
Conditions 45 26 1.730769
References 18 12 1.500000
IPDSharing 4 4 1.000000
Results 4 4 1.000000
Documents 3 3 1.000000
Results Submission Events 3 3 1.000000

Enrollment Metrics

Measure Observational
Min 1.000
1st Qu 50.000
Median 154.000
Mean 1496.892
3rd Qu 350.000
Max 99999.000

Observation Model

observational_model Study_Count
Cohort 55
Case-Only 31
Other 8
Case-Control 7
NA 5
Case Control 4
Ecologic or Community 1
Family-Based 1

Time Perspective

time_perspective Study_Count
Prospective 62
Retrospective 36
Cross-Sectional 7
NA 4
Other 3

Registries

Studies by Country

Country Study_Count
United States 3
Germany 2
Brazil 1

Sites per Study

Site_count Study_Count
1 3
6 1
7 1
34 1

Number of Updates

Count of Versions Count of Studies
1 1
2 1
3 1
4 1
6 1
11 1

Update History Change Type

Change Type Count_of_Changes Count_of_Studies ratio
Study Status 21 5 4.200000
Contacts/Locations 8 4 2.000000
None (earliest Version on record) 6 6 1.000000
Eligibility 4 3 1.333333
Study Design 4 3 1.333333
Recruitment Status 3 3 1.000000
Study Identification 3 2 1.500000
Outcome Measures 2 2 1.000000
Oversight 2 2 1.000000
Groups 1 1 1.000000
Interventions 1 1 1.000000
Study Description 1 1 1.000000

Enrollment Metrics

Measure Registries
Min 100.000
1st Qu 234.250
Median 773.500
Mean 1546.167
3rd Qu 1750.000
Max 5500.000

Registry Model

observational_model Study_Count
Other 3
Cohort 2
Case-Only 1

Time Perspective

time_perspective Study_Count
Prospective 5
Other 1

Follow-up

target_duration Study_Count
1 Year 3
5 Years 2
10 Years 1